STERIS CORP

CUSIP: 859152100 Class: COM

CASTLEARK MANAGEMENT LLC's Holding History (CIK: 0001106832)

Note: Option positions (PUT/CALL) are excluded.

Q1 2015
Shares 163,416 Value ($000) $11,483 Avg Close — Range —
Q4 2014
Shares 160,116 Value ($000) $10,384 Avg Close — Range —
Q2 2014
Shares 134,000 Value ($000) $7,166 Avg Close — Range —
Q3 2013
Shares 162,415 Value ($000) $8,764 Avg Close — Range —